The Shrink always warned me that carriers stay wracked with lifelong guilt. It’s not an uplifting thing having turned lovers into monsters. We feel bad that we haven’t turned into monsters ourselves–survivor’s guilt, that’s called. And we feel a bit stupid that we didn’t notice our own symptoms earlier. I mean, I’d been sort of wondering why the Atkins diet was giving me night vision. But that hadn’t seemed like something to worry about…